Home / 1,429,613.08-1,973,023.50-817,822.24

Finding the Fourth Proportional to 1,429,613.08, 1,973,023.50 and 817,822.24

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Solution

The fourth proportional to 1,429,613.08, 1,973,023.50 and 817,822.24 is: 1,128,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,613.08 : 1,973,023.50 = 817,822.24 : x
  2. Step 2: Convert to fraction form
    1,429,613.08/1,973,023.50 = 817,822.24/x
  3. Step 3: Cross multiply
    1,429,613.08x = 1,973,023.50 × 817,822.24
  4. Step 4: Simplify right side
    1,429,613.08x = 1,613,582,498,342.64
  5. Step 5: Solve for x
    x = 1,613,582,498,342.64/1,429,613.08
  6. Step 6: Final answer
    x = 1,128,684.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.